Page 38 - NyghtVision Magazine Volume 3 #1
P. 38

38 LIGHTING THE UN-LIGHTABLE





                 t had been a very cloudy day, and the sud-     would  be  more  difficult  to  “see.”  Preserving
                 den burst of light forced me to rethink my  the wood’s detail was an important part of the
            I entire approach to lighting the scene. Al-        visual—and therefore emotional—experience.
            though I liked the streaming sunlight, I knew    Conventional wisdom suggests we expose
            that  if  I  didn’t  use  it  effectively,  my  images  for the midtones. In theory, exposing for the
            would not turn out the way I hoped.                 midtones  balances  the  camera’s  rendering  of
              I could see that the light from the window  the  shadows  and  highlights  most  effectively.
            was  reflecting  from  the  door  onto  Innana.  I  However, that doesn’t usually work when the
            liked the effect—the mask she wore glowed in  difference between the highlights and the shad-
            the warm light as did her skin. I knew from ex-     ows is more than two f-stops. Figure 1 shows
            perience that while my eyes didn’t have a prob-     what happened when I tried this approach. The
            lem with the way the light was reflecting off the  door was so overexposed that nearly all the de-
            door, the camera would.                             tail was lost.
              There were three potential problems: (1) If    Exposing for the highlights wasn’t an option
            I set my exposure for Inanna’s skin, dress, and  either. Figure 2 on the previous page shows ex-
            mask, the door would likely be washed out. (2)  cellent detail in the door, but the shadows be-
            If I set my exposure for the door, Innana would  hind Innana are far too dark. It’s possible that
            inevitably be too dark. (3) Since I wanted the  if I had pushed exposure or some other setting
            scene to look natural—just the way I saw it—I  in Optics Pro, I could have retrieved more detail
            couldn’t let my use of the door as a reflector be  in the shadow. However, that would come at a
            too obvious.                                        price—as even in Optics Pro there would have
                                                                been some noise or loss of detail. A tool such as

            THINKING THROUGH THE PROBLEM                        NIK’s Viveza might have helped me pull more
            Before we begin, I would like to note that the  detail out of the shadows after that, although
            first photo on the previous page (Figure 1) was  there would still be residual noise and other
            created using only ambient light. I had to raise  problems to fix. The end result, after hours of
            my  ISO  significantly,  and  this  in  turn  made  work, may possibly have been a decent image,
            the  camera  overly  sensitive  to  the  difference  however it would have taken considerable time
            between the shadows behind Innana and the  and effort to correct a problem that should have
            brightness of the door. The RAW image was  been taken care of before I created the photo.
            significantly  modified  using  DxO  Optics  Pro    Using a flash would have helped, but even a
            Elite in order to compensate for all the prob-      flash on the camera with a diffuser leaves a no-
            lems. Still, as you can see, there is almost no de-  ticeable “ring” with heavy shadows around the
            tail in the door and the overall composition is  edges. Plus, using a flash may have created ad-
            weak. The viewer’s eye goes to the light on the  ditional problems as well. For example, light
            door and not to Innana.                             from the flash would strike the door first, then
              The problem wasn’t just the light reflecting  be  reflected  back  to  the  camera.  This  would
            off the door (although I don’t want to downplay  have created  a “hot  spot”  on the  door that
            how significantly this complicated matters), it  could well have made the issue worse. Again,
            was that, to the camera’s eye, the intensity of  I could have chosen to address these problems
            the  reflected  light  would  make  the  shadows  in post-processing, but there would still be im-
            behind her darker and the detail of the wood  age quality issues to come to terms with.




    nyghtvision magazine                                                                                                                                                                           volume 3, number 1, WINTER 2013
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